Ye Wuchen, a voyager from the old era, woke up from a long freeze and found that he had become the legendary "living national treasure" of the Dragon Kingdom. He must use scientific and technological knowledge that transcends the times to find his lost companions amidst the covetousness and competition between various forces, uncover the truth about the fault lines in human civilization and the "changes in the stars", and redefine "home" and "justice" under this strange starry sky.
